80163580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{572597}}^1$

素因数の和:572613

約数の個数: 24

約数和(自身を含む): 192392928

約数和(自身を除く): 112229348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 572597, 1145194, 2290388, 2862985, 4008179, 5725970, 8016358, 11451940, 16032716, 20040895, 40081790, 80163580]

約数ペア:

[(1, 80163580), (2, 40081790), (4, 20040895), (5, 16032716), (7, 11451940), (10, 8016358), (14, 5725970), (20, 4008179), (28, 2862985), (35, 2290388), (70, 1145194), (140, 572597)]